"dejar pasmado" in English

to fox- to astonish- to stagger- to stun

to leave off- to ditch- to forsake- to break- to bring- to cast off- to chuck- to chuck in- to drop- to drop- to dump- to give up- to give up- to give up- to jack in- to keep- to kick- to lay down- to lay off- to leave behind- to let out- to pack in- to park- to put down- to put down- to put down- to put off- to quit- to quit- to set aside- to set aside- to set down- to throw over- to throw up- to vacate- to walk out on- to lend- to lend out- to leave- to let- to abandon- to allow- to drop off

aghast- awestruck- staggered- flabbergasted- stunted

amazed

to amaze- to stun